The preservative itself is a substance that exists to prevent the flora from changing or deteriorating. In short, it is time to let the deterioration worse! 99% of our foods will contain preservatives to ensure the freshness of the food.

Inks is widely used in the printing industry and it is an important material for printing. Talk about ink preservatives, there is no doubt that it is used in inks to protect the ink from becoming moldy. Dalian Tianwei Chemicals is a professional manufacturer of ink preservatives.

​When the drawing oil is spoiled, the following phenomena occur: 1. Slightly corrupt odor; 2. Emulsification also has milky white to taupe; 3. The emulsion generates sediment or sludge due to water separation; 4. When the concentration is measured, the interface in the refractometer is blurred; 5. Lubrication performance is greatly reduced.

Recently, customers have inquired about plastic mold inhibitors. Customers need to use 4 kinds of plastic materials, PC (injection molding temperature 270-280°), ABS (injection molding temperature 200-210°), TPE (injection molding temperature 170-180). °), PVC (170-180 °).

The ideal pH range for the application of anti-corrosion and anti-fungal agents for washing liquids is weakly acidic to weakly alkaline (2-10). It can quickly inhibit the formation of enzymes and prevent the damage caused by enzymes from the beginning. The aqueous antifungal agent has no surface activity and does not blister.

During the storage and sales of cosmetics, precipitation, delamination, and mildew sometimes occur. The reason is mainly caused by microbial pollution. This kind of cosmetic's bad appearance, odor, and spoilage will not only damage the brand's reputation, but also directly or indirectly affect consumers' physical and mental health. Therefore, antiseptic control of cosmetics is one of the keys to ensure the quality of cosmetics.

ASTM E2149-2013a Determination of antibacterial behavior of steady-state antibacterial agents under dynamic contact conditions

The microorganisms available for testing in the laboratory are mainly in the following four categories, many of which are related to the mildew of the coating.

Mainly refers to physical blending, which is the easiest and most common method. Regardless of the form of the mold-proof fungicide (solid, powder, liquid, etc.), it is only a physical mixture when added to the paint. Therefore, the efficacy of the mold-proof fungicide is not only related to its own efficacy, It is also closely related to particle size, degree of dispersion, and the like.